<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>

<body>
    <script>
        var userName = prompt("请输入您的姓名：");
        var age = prompt("请输入您的年龄：");
        var sex = prompt("请输入您的性别：");

        console.log("用户的姓名：" + userName);
        console.log("用户的年龄：" + age);
        console.log("用户的性别：" + sex);

    </script>
</body>

</html>